Why two main buses and one transfer bus scheme not using
for 400kV switchyard

Answer Posted / teju

one and half circuit breaker scheme is more reliable than
other schemes, simple operation and reduces the no. of
isolators, some electrical parameters & it is easy to handle.

Is This Answer Correct ?    0 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What will happen if the d.c. Machine is operated below rated speed?

700


HOW TO CHECK THE VECTOR GROUP OF A TRANSFORMER YD11?

3161


What is the difference between a 3 winding and 2 winding Potential Transformer

1844


what is subtransient , transient and steady stateac components

1724


what is meant by rotating magnetic filed

1542






I am inpecting a 10kVA UPS what tests should i do and should i observe?

1804


how to design coil turns ?

1547


gas turbine genrator reactances

1536


WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1471


We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

1616


why three phase capacitor takes unbalanced current in capacitor bank?

1025


what is thermal resistance of PVC Cable.

1364


What is the cut-off rate?

726


iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.

1772


What are the relays in ACB and VCB

1705